Use the solubility graph to answer the following questions. 100 2 Solubility (g of salt in 100 g H₂O) 888888888 40 30 20 Na 60 Cacly PUNO 70 NaNO 90 00 Ce (80) 10 20 30 40 50 60 70 80 90 100 Temperature (°C) 1. How many grams of potassium chlorate (KCIO₂) are needed to make a saturated solution at 90°C? 2. How many grams of potassium chloride (KCI) can be dissolved in 68.0 g of water at 40°C? 3.75 grams of calcium chloride is added to 100 g of water at 25°C. Is the solutions unsaturated, saturated, or supersaturated? 4. Based on the graph above, cerium sulfate (Ce2(SO4)3) behaves like a substance that is in what physical state? Explain how you know. 5. 10.0 g of KCI are dissolved at 40°C. How many more grams should be added to make a saturated solution?
Use the solubility graph to answer the following questions. 100 2 Solubility (g of salt in 100 g H₂O) 888888888 40 30 20 Na 60 Cacly PUNO 70 NaNO 90 00 Ce (80) 10 20 30 40 50 60 70 80 90 100 Temperature (°C) 1. How many grams of potassium chlorate (KCIO₂) are needed to make a saturated solution at 90°C? 2. How many grams of potassium chloride (KCI) can be dissolved in 68.0 g of water at 40°C? 3.75 grams of calcium chloride is added to 100 g of water at 25°C. Is the solutions unsaturated, saturated, or supersaturated? 4. Based on the graph above, cerium sulfate (Ce2(SO4)3) behaves like a substance that is in what physical state? Explain how you know. 5. 10.0 g of KCI are dissolved at 40°C. How many more grams should be added to make a saturated solution?
World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter15: Solutions
Section: Chapter Questions
Problem 12A
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Transcribed Image Text:Use the solubility graph to answer the following questions.
100
2
Solubility (g of salt in 100 g H₂O)
888888888
40
30
20
Na
60
Cacly
PUNO
70
NaNO
90
00
Ce (80)
10 20 30 40 50 60 70 80 90 100
Temperature (°C)
1. How many grams of potassium chlorate (KCIO₂) are needed to make a
saturated solution at 90°C?
2. How many grams of potassium chloride (KCI) can be dissolved in 68.0 g of
water at 40°C?
3.75 grams of calcium chloride is added to 100 g of water at 25°C. Is the
solutions unsaturated, saturated, or supersaturated?
4. Based on the graph above, cerium sulfate (Ce2(SO4)3) behaves like a
substance that is in what physical state? Explain how you know.
5. 10.0 g of KCI are dissolved at 40°C. How many more grams should be added
to make a saturated solution?
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